def get_night_blocks(level):
""" Helper method parsing blocks into a dictionary format 'sendable' to javascript. """
coreBlockTypes = ['move_forwards', 'turn_left', 'turn_right', 'turn_around', 'controls_repeat',
'controls_repeat_until', 'controls_if', 'at_destination', 'road_exists', 'dead_end']
coreNightBlocks = Block.objects.filter(type__in=coreBlockTypes)
coreNightLevelBlocks = map(lambda block: LevelBlock(level=level, type=block), coreNightBlocks)
existingLevelBlocks = LevelBlock.objects.filter(level=level)
remainingBlocks = existingLevelBlocks.exclude(type__type__in=coreBlockTypes).order_by('type')
levelBlocks = sorted(list(chain(coreNightLevelBlocks, remainingBlocks)), key=lambda levelBlock: levelBlock.type.id)
return [{'type': lb.type.type, 'number': lb.number} for lb in levelBlocks]
def set_blocks_inner(level, blocks, LevelBlock, Block):
""" Helper method creating LevelBlock objects given a list of blocks in dictionary form."""
LevelBlock.objects.filter(level=level).delete()
level_blocks = []
dictionary = blocks_dictionary(blocks, Block)
for data in blocks:
level_blocks.append(
LevelBlock(level_id=level.id,
type=dictionary[data['type']],
number=data['number'] if 'number' in data else None))
LevelBlock.objects.bulk_create(level_blocks)